CVE-2026-6622
LowCVSS 2.4Exploitation Probability (EPSS)
Low risk11th percentile - higher than 11% of all known CVEs
Summary
A Cross-Site Scripting (XSS) vulnerability was identified in BichitroGan ISP Billing Software 2025.3.20 in the Customer Handler (/?_route=customers/edit/). Input manipulation leads to remote attack, and a public exploit is available. The vendor did not respond to the disclosure.
Risk Assessment
Malicious script could be executed in a user's browser, potentially resulting in session theft or customer data modification. Public exploit availability increases attack likelihood.
Recommendation
Implement input validation and encoding in the customer edit module and deploy a CSP policy. Restrict application access until a fix is available.
Other vulnerabilities in ISP Billing Software
See all- CVE-2026-6624Low
A Cross-Site Scripting (XSS) vulnerability was identified in BichitroGan ISP Billing Software 2025.3.20 in the Pool List Interface (/?_route=pool/add). Input manipulation enables remote attack, and a public exploit is available. The vendor did not respond to the disclosure.
- CVE-2026-6623Low
A Cross-Site Scripting (XSS) vulnerability was discovered in BichitroGan ISP Billing Software 2025.3.20 in the Profile Page Handler (/?_route=settings/users-view/). Input manipulation enables remote attack. The vendor did not respond to the disclosure.
Original NVD description (English source)
A vulnerability was identified in BichitroGan ISP Billing Software 2025.3.20. This affects an unknown function of the file /?\_route=customers/edit/ of the component Customer Handler. Such manipulation leads to cross site scripting. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS